n
(organic chemistry) Any of a class of furans found in agarwood oil.
n
(organic chemistry) An ergot alkaloid (6aR,10aR)-7,9-dimethyl-4,6,6a,7,8,10a-hexahydroindolo[4,3-fg]quinoline
n
(organic chemistry) The allelopathic compound (1S,4R,5R,7S,11R,13S,17S,18S,19R)-4,5,17-trihydroxy-14,18-dimethyl-6-methylidene-3,10-dioxapentacyclo[9.8.0.01,7.04,19.013,18]nonadec-14-ene-9,16-dione present in Ailanthus altissima
n
(organic chemistry) A monoterpenoid indole alkaloid 18-methyl-3,13,17-triazapentacyclo[11.8.0.02,10.04,9.015,20]henicosa-1(21),2(10),4,6,8,15(20),16,18-octaen-14-one
n
(organic chemistry) Any of several anthrones, anthraquinones and dianthrones, of natural origin, that are laxatives
n
(organic chemistry) A substituted cyclohexenone that has some cytotoxic activity
n
(organic chemistry) An oleoresin extracted from parsley
n
(organic chemistry) The compound 1-(2,6-dihydroxy-4-methoxy-3-methylphenyl)butan-1-one found in the rhizome of the male fern
n
(organic chemistry) A particular naturally-occurring chromene
n
The limonoid [17-(furan-3-yl)-4,4,8,10,13-pentamethyl-3,16-dioxo-6,7,9,11,12,17-hexahydro-5H-cyclopenta[a]phenanthren-7-yl] acetate
n
(organic chemistry) A triterpenoid found in Sarcomelicope simplicifolia and other plants: (3S,4aR,6bS,8aR,11R,12S,12aR,12bS,14aR,14bR)-4,4,6b,8a,11,12,12b,14b-octamethyl-1,2,3,4,4a,5,6b,7,8,8a,9,10,11,12,12a,12b,13,14,14a,14b-icosahydro-3-picenol
n
(organic chemistry) An anthrone present in roots of the Harungana tree
n
(organic chemistry) An alkaloid, 5,6-dihydro-9-hydroxy-10-methoxybenzo[g]-1,3-benzodioxolo[5,6-a]quinolizinium chloride, that has antitumor activity
n
(organic chemistry) The naphthoquinone 5-hydroxy-2-(5-hydroxy-7-methyl-1,4-dioxonaphthalen-2-yl)-7-methylnaphthalene-1,4-dione present in some sundews
n
(organic chemistry) The lactone (1R,3S,5Z,7R,8S)-7-[(2E,4E)-hexa-2,4-dienoyl]-3-hydroxy-8-[(2S)-3-hydroxy-2,4-dimethyl-5-oxofuran-2-yl]-5-[(2E,4E)-1-hydroxyhexa-2,4-dienylidene]-1,3-dimethylbicyclo[2.2.2]octane-2,6-dione produced by the fungus Trichoderma longibrachiatum
n
(organic chemistry) The acetogenin (2S)-4-[(2R)-9-[(5S)-5-[(4R)-1,4-dihydroxy-4-[(2R,5R)-5-[(1S)-1-hydroxyundecyl]oxolan-2-yl]butyl]oxolan-2-yl]-2-hydroxynonyl]-2-methyl-2H-furan-5-one
n
(chemistry) A substance produced, with calcium carbonate, by heating the calcium salt of camphoric acid.
n
(organic chemistry) A cannabinoid of unknown constitution
n
Alternative form of caoutchin [(organic chemistry) An inflammable, volatile, oily liquid hydrocarbon, obtained by the destructive distillation of caoutchouc.]
n
(organic chemistry) A volatile alkaloid extracted from Capsicum annuum or from capsaicin.
n
Alternative form of chavicine [(organic chemistry) An alkaloid found in Piper species such as black pepper; one of the four diastereomeric geometric isomers of piperine.]
n
(organic chemistry) 1,8-dihydroxyanthraquinone, a stimulant laxative formally derived from anthraquinone.
n
(organic chemistry) Either of two pyrethrin compounds: cinerin I (chemical formula C₂₀H₂₈O₃) or cinerin II (C₂₁H₂₈O₅).
n
(organic chemistry) A polyketide produced by Penicillium, with antimicrobial activity.
n
(organic chemistry) The anthraquinone dimer derivative 1,7,8-trihydroxy-3-methyl-2-(4,5,6-trihydroxy-2-methyl-9,10-dioxoanthracen-1-yl)anthracene-9,10-dione
n
(organic chemistry) The dienone 3,5,6-trihydroxy-4,6-bis(3-methylbut-2-enyl)-2-(2-methylpropanoyl)cyclohexa-2,4-dien-1-one present in hops
n
(organic chemistry) Any of several substances metameric with, and resembling, cryptidine proper.
n
(organic chemistry) Either of a pair of secondary metabolites found in cumin (Cuminum cyminum)
n
(organic chemistry) The sesquiterpenoid phenol 5-methyl-2-(6-methylhept-5-en-2-yl)phenol present in some marine sponges
n
(organic chemistry, archaic) atropine
n
(organic chemistry) A phenanthrenequinone present in the orchid Dendrobium
n
(organic chemistry, medicine) A particular tricyclic analogue of a flavone; its acetic acid derivative shows antineoplastic activity
n
(organic chemistry) The quinone (8S,10S)-8-glycoloyl-6,8,10,11-tetrahydroxy-1-methoxy-7,8,9,10-tetrahydro-5,12-tetracenedione that is a aglycone of doxorubicin
n
(organic chemistry) The chromene derivative 5-hydroxy-2-(2-hydroxyphenyl)-7-methoxychromen-4-one
n
(organic chemistry) The alkaloid 3-(2,3-dihydroxy-3-methylbutyl)-4-methoxy-1-methylquinolin-2-one present in the bark of Casimiroa edulis
n
(organic chemistry) An ergot alkaloid (6-methyl-8,9-didehydroergolin-8-yl)methanol
n
(organic chemistry) An organic compound extracted from various species of Eupatorium.
n
(organic chemistry) An antifungal polyacetylene diol (3R,8S,9Z)-1,9-heptadecadiene-4,6-diyne-3,8-diol present in carrots
n
(organic chemistry) An oligocyclic organic ether, (1β)-6,6',12-trimethoxy-2,2'-dimethylberbaman-7-ol, that has some anticancer activity
n
(organic chemistry) The aliphatic alcohol 4-methyl-5-nonanol that is a weevil pheromone
n
(organic chemistry) An alkaloid from Darlingia ferruginea with IUPAC name 1-[(1S,5R)-8-methyl-8-azabicyclo[3.2.1]oct-2-en-2-yl]ethanone
n
(organic chemistry) An indole alkaloid, 2-octadecyl-1H-indol-3-ol, present in the roots of Allium fistulosum that has some antifungal properties
n
(organic chemistry) The naphthoquinone derivative 4,5,7-trihydroxynaphthalene-1,2-dione
n
(organic chemistry) The steroidal amine 1-[(3R,5S,8R,9S,10S,13S,14S,17S)-3-amino-10,13-dimethyl-2,3,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl]ethanone derived from pregnanone
n
(organic chemistry) Any organic compound composed of a coumarin fused to a furan, but especialy any derivative of the psoralen skeleton or its angular isomer angelicin
n
(organic chemistry) Synonym of gentiopicrin
n
(organic chemistry) An alkaloid, 1-methyl-4,9-dihydro-3H-pyrido[3,4-b]indol-7-ol, found in the seeds of the harmal plant
n
(organic chemistry) The alkaloid [(7S,8R)-7-hydroxy-5,6,7,8-tetrahydro-3H-pyrrolizin-1-yl]methyl (2S)-2-hydroxy-2-[(1R)-1-methoxyethyl]-3-methylbutanoate present in the heliotrope Heliotropium europaeum
n
(organic chemistry) A particular phenolic antimutagen isolated from betel leaves.
n
(organic chemistry) Any of several isomeric hydroxy derivatives of coumarin, some of which are the basis of pharmaceuticals
n
(organic chemistry) Any of a group of phloroglucinol derivatives, isolated from Hypericum, that inhibit Herpes viruses
n
(organic chemistry) An isomer of coumarin in which the orientation of the lactone is reversed
n
(organic chemistry) The antifungal biflavonoid 6-[4-(5,7-dihydroxy-4-oxochromen-2-yl)phenoxy]-5-hydroxy-2-(4-hydroxyphenyl)-7-methoxychromen-4-one present in Selaginella tamariscina
n
(organic chemistry) The biflavonoid 8-[5-(5,7-dihydroxy-4-oxo-4H-1-benzopyran-2-yl)-2-methoxyphenyl]-5,7-dihydroxy-2-(4-methoxyphenyl)-4H-1-benzopyran-4-one that suppresses transcriptional elongation of nMRA
n
(organic chemistry) An isomer of vitexin
n
(organic chemistry) A particular sesquiterpene that is the basis of many natural products
n
(organic chemistry) A poisonous alkaloid found in the unripe seeds of the laburnum.
n
(botany) A volatile organic compound derived from jasmonic acid, used in plant defense and other developmental pathways.
n
(organic chemistry) The antibacterial sesquiterpenoid dilactone (2~{R},4~{R},5~{S},7~{S},9~{S},13~{R},14~{R})-7-methyl-12-methylidene-3,6,10,15-tetraoxapentacyclo[12.2.1.0^{2,4}.0^{5,7}.0^{9,13}]heptadec-1(17)-ene-11,16-dione
n
(organic chemistry) A mitochondrial, triphenylphosphonium derivative of curcumin
n
(organic chemistry) The heterotricycle (3S,3aR,9aR)-3-hexanoyl-9a-methyl-6-[(E)-prop-1-enyl]-3,3a,4,8-tetrahydrofuro[3,2-g]isochromene-2,9-dione present in the rice mold Monascus
n
(organic chemistry) Any of a family of phenolic benzophenones isolated from a fungus of the genus Monodictys
n
(organic chemistry) A particular organic compound found in the leaves of the curry tree (Murraya koenigii).
n
(biochemistry) A tricyclic sesquiterpenoid with IUPAC name 1,5-dimethyl-8-propan-2-yltricyclo[4.4.0.0^(2,7)]dec-4-en-3-one
n
(organic chemistry) A dehydro- derivative of betanin
n
Alternative form of neocuproine [(organic chemistry) The ligand 2,9-dimethyl-1,10-phenanthroline]
n
(organic chemistry) The bicyclic anhydride 3,6-endoxohexahydrophthalic anhydride that is an anticancer drug.
n
(organic chemistry) The anthraquinone derivative 2,8-dihydroxy-1-methoxy-3-methylanthracene-9,10-dione present in Senna obtusifolia
n
(organic chemistry) Any of a class of terpenophenol present in leaves of Rhododendron and similar plants
n
(organic chemistry) An isonitrile derivative of coumarin
n
(organic chemistry) The diterpenoid indole derivative 2-[(1S,2S,5S,7S,10S,11R,14S)-1,2,10-trimethyl-6-oxa-23-azahexacyclo[12.10.0.02,11.05,10.016,24.017,22]tetracosa-16(24),17,19,21-tetraen-7-yl]propan-2-ol present in Penicillium paxilli
n
(biochemistry) A lignan glycoside obtained from plants of the genus Haplophyllum (Rutaceae)
n
(organic chemistry) The flavone derivative 6-methylquercetin that is a plant metabolite
n
(organic chemistry) A particular melampolide.
n
(organic chemistry) Any of several alkaloids related to berberine
n
(organic chemistry) A ceveratrum alkaloid.
n
(organic chemistry) Any of a class of heterospirocyclic metabolites produced by Pseudeurotium ovalis
n
(organic chemistry) Any of a class of organic compound in which a pyran ring is fused to that of a coumarin
n
(organic chemistry) A very bitter triterpenoid lactone, extracted as white crystals from the quassia tree, used in traditional Chinese medicine
n
(organic chemistry) A form of tannic acid extracted from acorns and oak-bark.
n
(organic chemistry) A white crystalline acid, tetrahydroxy-cyclohexanecarboxylic acid, obtained from cinchona bark, coffee beans and yerba mate; used as an astringent, and in the synthesis of pharmaceuticals
n
(organic chemistry) A stilbenoid, found in Vitis coignetiae, that inhibits the human cytochrome P450 1A1, an enzyme implicated in the biotransformation of a number of carcinogenic and immunotoxic compounds.
n
(organic chemistry) A terpenoid antimicrobial present in some essential oils
n
(organic chemistry) An antibacterial drug, 6,8-dihydroxy-2,2,4,4-tetramethyl-7-(3-methyl-1-oxobutyl)-9-(2-methylpropyl)-4,9-dihydro-1H-xanthene-1,3(2H)-di-one, isolated from rose myrtle (Rhodomyrtus tomentosa)
n
(organic chemistry) Any of a group of hydroxylated anthraquinones, but especially 1,3-dihydroxy-2-methyl-9,10-anthracenedione
n
(organic chemistry) A tetrahydroisoquinoline alkaloid obtained from plants of the genus Salsola.
n
(organic chemistry) An orthoquinone present in the roots of Salvia lanigera
n
(organic chemistry) The alkaloid 1-(16-methyl-15-oxa-1,11-diazahexacyclo[15.3.1.0^(4,12).0^(4,20).0^(5,10).0^(13,18)]henicosa-5,7,9-trien-11-yl)ethanone
n
(organic chemistry) The quinone 3,6,7-trimethoxyphenanthrene-1,4-dione present in the herb Sphenomeris blflora
n
(organic chemistry) The furan triol derivative (3bS,5aR,6S,7S,9aR,9bR)-7-hydroxy-3b,6-bis(hydroxymethyl)-6,9a-dimethyl-4,5,5a,7,9,9b,10,11-octahydronaphtho[2,1-e][2]benzofuran-8-one that induces apoptosis in some cancer cells
n
A terpene indole alkaloid formed by the condensation of tryptamine with secologanin by the enzyme strictosidine synthase. It is the base molecule for many pharmaceutically valuable metabolites.
n
A former medical preparation produced by the action of ozone on a terpene-bearing volatile oil.
n
(organic chemistry) A sesquiterpene quinone that is a metabolic pigment found in some fungi
n
(organic chemistry) Any of a group of bisindole quinone alkaloids that are antitumor fungal metabolites
n
(organic chemistry) A particular berberine alkaloid
n
(chemistry) a monoterpene phenol, C₁₀H₁₃OH, found in the oil extracted from thyme; used as in perfume, as an antiseptic and fungicide, and in embalming
n
Alternative form of tylvalosin [(organic chemistry) A glycoside of tylosin]
n
(organic chemistry) A brown amorphous substance found in decaying vegetation.
n
(organic chemistry) The phytotoxin (6S,9R)-6-hydroxy-3-oxo-alpha-ionol
n
(organic chemistry) The diterpenoid (4aS,5R,6R,6aR,7S,11aS,11bR)-5,6-dihydroxy-4,4,11b-trimethyl-1,2,3,4a,5,6,6a,7,11,11a-decahydronaphtho[2,1-f][1]benzofuran-7-carboxylic acid in the seeds of Pterodon polygalaeflorus
n
(organic chemistry) A biologically active quinone present in sponges of the genus Xestospongia
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